"will relieve you of the daily responsibility of planned preventative maintenance (PPM) and breakdown maintenance." http://www.owenwilliams.co.uk/Facilities Management/Services/Planned Preventative Maintenance/Default.aspx?FolderID=436

"This is why kitchen equipment manufacturers and suppliers recommend an approach called planned preventative maintenance, or PPM for short. ... The purpose of PPM is to reduce the risk of a breakdown by spotting a looming problem before it happens. " http://www.caterersearch.com/Articles/2006/06...

"Wir bieten planmäßige vorbeugende Instandhaltung (PVI). " http://www.hartmann-mlt.de/index.php?nav=service_1

"PVI, planmäßige vorbeugende Instandhaltung" http://de.wikipedia.org/wiki/Liste_der_AbkÃ...

"Nur eine planmäßige vorbeugende Instandhaltung (PVI) garantiert Wirtschaftlichkeit! " http://www.uni-weimar.de/Bauing/baubet/Publik... (pdf)

Sorry, I can find only examples.